public class SplashScreenActivity extends Activity {

    @Override
    public void onCreate(Bundle savedInstanceState){

        super.onCreate(savedInstanceState);

        this.requestWindowFeature(Window.FEATURE_NO_TITLE); //nasconde la title bar
        this.setContentView(R.layout.activity_splash_screen); // setta il nostro layout
        this.getWindow().setFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN, WindowManager.LayoutParams.FLAG_FULLSCREEN); //fa sparire la barra delle notifiche

    }

}